Message display sign for vehicles



FIG. 1 is a perspective view of a message display sign for vehiclesshowing our new design;

FIG. 2 is a front elevational view thereof, with the rear being a mirrorimage;

FIG. 3 is a side elevational view thereof, with the opposite side beinga mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for a message display sign for vehicles, as shownand described.